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nmr practice problems. How to draw the structure for this?? G: CoHnNO CC-C-CC GC C-C Hz...
G: CH, NO Hz ppm 650.31 7.262 858 645.88 7.212 46 392.56 4.384 230 386.81 4.320 218 174.25 1.946 1000 m, 5H s, 3H d, 2H s, 1H 11 10 9 8 7 6 5 4 3 2 1 0 HSP-01-452 ppm de ppm Int. 170.46 200 138.53 319 128.42 919 127.52 1000 127.12 551 43.38 546 22.75 497 200.30 100 10 127 1303250 10200 G: C3H11NO Structure and Assignment (Calculations of J values must be included)
(10 points) Analysis of 'H NMR spectrum. Below is the 'H NMR spectrum of the product from this week's experiment. 3H, t, J = 7.1 Hz 1H, d, J = 15.8 Hz 2H, 9, J = 7.1 Hz 5H, m 1H, d, J= 15.8 Hz 11 10 9 8 7 6 5 4 3 2 1 ppm Summary of peaks (ppm): 1.32 (3H, t, J = 7.1 Hz), 4.24 (2H, q, J = 7.1 Hz), 6.43 (1H, d J =...
Please fully answer all parts of the question. 5. (10 points) Analysis of 'H NMR spectrum. Below is the 'H NMR spectrum of the product from this week's experiment. 3H, t, J = 7.1 Hz 1H, d, J= 15.8 Hz 2H, q, J = 7.1 Hz 5H, m 1H, d, J= 15.8 Hz. TT 2 1 10 9 8 7 6 5 4 3 1 ppm Summary of peaks (ppm): 1.32 (3H, t, J = 7.1 Hz), 4.24 (2H, q,...
Draw the structure that would be responsible or the following spectra: 5. CH.0;septet (1H), singlet (3H), doublet (6H) 11 10 8 7 6 4 3 2 1 0 5 ppm 6. C1H1402, multiplet (5H), singlet (2H), triplet (2H), multiplet (2H), triplet (3H) E 11 10 9 2 ppm
How does the compound C9H11NO look based on this NMR graph? G: CgH11NO Hz ppm 650.31 7.262 858 645.88 7.212 46 392.56 4.384 230 386.81 4.320 218 m, 5H 174.25 1.946 1000 Is, зн d, 2H S, 1H 5 3 11 10 7 4 1 ppm HSP-01-452 00 Int. ppm 170.46 200 138.53 319 128.42 919 127.52 1000 127.12 551 43.38 546 22.75 497 4000 000 000 VENUNBERI 200 180 160 140 120 100 80 60 40 20 ppm CDS-04-920...
C9H12 13C NMR 7 peaks 1H NMR δ 1.13 (triplet, 3H); δ 1.71 (multiplet, 2H); δ 2.64 (triplet, 2H); δ 7.34 (multiplet, 5H) Degree of Unsaturation _______ Draw the structure of your compound and indicate the ppm of each of the H’s. 2. C5H10O2 13C NMR 5 peaks 1H NMR δ 0.93 (triplet, 3H); δ 1.70 (multiplet, 2H); δ 2.25 (triplet, 2H); δ 3.59 (singlet, 3H) Degree of Unsaturation _______ Draw the structure of your compound and indicate the ppm...
1H NMR 6. Propose a structure for the compound CzH.O with the following 'H NMR spectral data. 2H 1H 3H 1110 H ppm 7. Propose a structure for the compound C2H60, with the following 'H NMR spectral data. (Note this is the same molecular formula as the previous question) ppm 8. Propose a structure for the compound C,He with the following 'H NMR spectral data. SH2H 1H ppm 9. Propose a structure for the compound CxHyN with the following 'H...
Please give the structure based on the NMR spectra depicted. Compound G: Molecular formula = C9H12. Key Infrared signal: 3082, 749, 699 cm 5H, m 3H, t 2H, sextet 2H, t 10 Heoe-ese Pprn Draw your final in this box. Compound H: Molecular formula C$H10O. Infrared signal: 2874, 2719, 1726 cm 3H, t 9-10 2H, 2H, t udd sextet 1H, singlet 2H, pentet 1.5 2.0 1.0 PPM 3.0 t0 5 10.0 9 9.0 8.5 8.0 7.5 7.0 6.5 PPM Draw...
Identify the following compounds based on their spectroscopic data (draw the structure). Explain briefly how you arrived at your answer. That is, show how you have interpreted the data provided CH13N 'H NMR: 8 1.0 ppm, 1, 3H 1.2 ppm, s, 2H (exchanges with D:0) 1.9 ppm, quintet, 2H 3.9 ppm, t, 1H 7.2 ppm, broad multiplet, 5H write the HDI value in the box below Enter your answer here
For the foowing 1H NMR spectra, choose the correct structure. d, 6H 3H, m 11. septet 2H, m 12 11 10 9 8 7 6 5 obl foro yo ok olar For the folowing 1H NMR spectre choose the correct structure. 2H s 3H. 2H, 2. m Hm oplom